Answer:
452.4
Step-by-step explanation:
area is given by πradius squared which gives answer as 452.389
Is x a variable in these problems or is x acting as a multiplication sign?
The answer is 9cm
SA = r + r 2
452.16 m 2 = (3.14)(6 m)(x) + (3.14)(6 m) 2
452.16 m 2 = (3.14)(6 m)(x) + (3.14)(36 m 2)
452.16 m 2 = (18.84 m)x + 113.04 m 2
339.12 m 2 = (18.84 m)x
18 m = x
C because the line crosses the y axis at 3